Keynesian model of employment || why wage rigidity in Keynesian model ||natural rate unemployment.

Keynesian model of employment || why wage rigidity in Keynesian model ||natural rate unemployment.
Keynesian model of employment || why wage rigidity in Keynesian model ||natural rate unemployment.
Keynesian model of employment || why wage rigidity in Keynesian model ||natural rate unemployment.

Keynesian model of employment,why wage rigidity in Keynesian model,Keynesian involuntary under employment equilibrium,employment model of Keynes,